onsemi 12 V 1 W General Purpose Zener Diode Through Hole 2-Pin DO-41 1N4742ATR

onsemi 1N4742ATR is a 12 V, 1 W general purpose Zener diode housed in a reliable DO-41 through hole 2-pin package, ideal for voltage regulation and protection in electronic circuits.

This semiconductor device offers a nominal Zener voltage of 12 volts with a tolerance of ±5%, ensuring precise voltage clamping capabilities essential for stable circuit operation.

Its maximum power dissipation is 1 watt, making it suitable for low-power applications such as voltage reference and surge protection within diverse industrial, laboratory, and manufacturing environments.

The diode operates efficiently within a wide temperature range from -65°C to 200°C, allowing usage in harsh environmental conditions and automotive electronics where reliability is critical.

With a maximum reverse leakage current of only 5 μA and a maximum Zener impedance of 9 ohms, the 1N4742ATR ensures minimal leakage losses and consistent voltage regulation.

The compact DO-41 package with dimensions approximately 5.2 mm length and 2.72 mm height facilitates easy through-hole mounting on printed circuit boards, supporting automated assembly processes and efficient space usage.

Designed for single diode configuration with general purpose zener type. Nominal Zener voltage of 12 volts with ±5% tolerance. Maximum power dissipation of 1 watt. Through hole mount type with 2-pin DO-41 package. Minimum operating temperature of -65°C and maximum operating temperature of 200°C.

Maximum reverse leakage current of 5 microamperes. Maximum Zener impedance of 9 ohms. Compact dimensions: 5.2 mm length, 2.72 mm height.

This Zener diode is widely used in electronic component applications across industrial, laboratory, automotive, and manufacturing sectors where voltage regulation, voltage reference, and transient voltage suppression are essential.

For additional component options and industrial-grade electronic parts, explore the category of Zener Diodes on EnvMart to find reliable semiconductor solutions meeting diverse technical requirements.